Finding the Fourth Proportional to 961,657.06, 1,327,070.36 and 531,936.84
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Solution
The fourth proportional to 961,657.06, 1,327,070.36 and 531,936.84 is: 734,063.78
Step by Step Solution
- Step 1: Write the proportion equation
961,657.06 : 1,327,070.36 = 531,936.84 : x - Step 2: Convert to fraction form
961,657.06/1,327,070.36 = 531,936.84/x - Step 3: Cross multiply
961,657.06x = 1,327,070.36 × 531,936.84 - Step 4: Simplify right side
961,657.06x = 705,917,613,756.06 - Step 5: Solve for x
x = 705,917,613,756.06/961,657.06 - Step 6: Final answer
x = 734,063.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.